Source : Webster's Revised Unabridged Dictionary (1913)

Combing \Comb"ing\, n.
   1. The act or process of using a comb or a number of combs;
      as, the combing of one's hair; the combing of wool.

   Note: The process of combing is used in straightening wool of
         long staple; short wool is carded.

   2. pl.
      (a) That which is caught or collected with a comb, as
          loose, tangled hair.
      (b) Hair arranged to be worn on the head.

                The baldness, thinness, and . . . deformity of
                their hair is supplied by borders and combings.
                                                  --Jer. Taylor.
      (c) (Naut.) See {Coamings}.

   {Combing machine} (Textile Manuf.), a machine for combing
      wool, flax, cotton, etc., and separating the longer and
      more valuable fiber from the shorter. See also {Carding
      machine}, under {Carding}.

Comb \Comb\, v. t. [imp. & p. p. {Combed}; p. pr. & vb. n.
   {Combing}.]
   To disentangle, cleanse, or adjust, with a comb; to lay
   smooth and straight with, or as with, a comb; as, to comb
   hair or wool. See under {Combing}.

         Comb down his hair; look, look! it stands upright.
                                                  --Shak.

Source : WordNet®

combing
     n : the act of drawing a comb through hair; "his hair needed a
         comb" [syn: {comb}]